for the Copyright 1996 2001 by Broadcast Tools, Inc. All rights reserved. Except as permitted under the United States Copyright Act of 1976, no part of this document may be reproduced or distributed without permission All specifications and features for this product are subject to change without notice. Manual update 06/06/2001 (SM-6, Versaion B)
INTRODUCTION Thank you for your purchase of a Broadcast Tools, Inc., SM-6 Programmable Stereo Mixer. We're confident that this product will give you many years of dependable service. This manual is intended to give you all the information needed to install and operate the unit. NOTE: This manual should be read thoroughly before installation and operation. SAFTEY INFORMATION Broadcast Tools products should be installed only by qualified personnel. Incorrect or inappropriate use and/or installation could result in a hazardous condition. Broadcast Tools Products, as any electronic device, can fail without warning. Do not use this product in applications where a life threatening condition could result due to failure. WHO TO CONTACT FOR HELP If you have any questions regarding your product, or you need assistance, please contact your distributor from whom you purchased this equipment. If you would like more information about Broadcast Tools, Inc., products, you may reach us at: Broadcast Tools, Inc. 131 State Street Sedro-Woolley, WA 98284-1540 USA Voice 360. 854. 9559 Fax 360. 854. 9479 Internet Home Page E-mail www.broadcasttools.com bti@broadcasttools.com Thank you for choosing Broadcast Tools! Page 2
PRODUCT DESCRIPTION Broadcast Tools, Inc. The electronically mixes up to 6 balanced stereo inputs into one balanced stereo output. A jumper is provided to sum the output into monaural. Due to the low noise and hi slew rate op-amps employed, distortion and noise are almost non-existent and in no way changes the quality of the signal it is mixing oe switching. FRONT PANEL DESCRIPTION Source Switches Each switch represents an input to be mixed to the mixers output. The switches are highly reliable switches, which will give the user years of dependable service. To select a input, simply push in on the desired channel switch. To deselect a channel, press the switch again. A power LED indicates when power is applied to the unit FUNCTIONAL DESCRIPTION - REAR PANEL CONNECTIONS The rear panel contains all the input and output connectors. Signal inputs and outputs are routed through pluggable screw terminals. Power Power is supplied by a 2.1mm power connector that plugs in the unit and a 16 to 18 volt AC wall transformer that connects to a 120 Vac 50-60 Hz power source. Note: 220 Vac 50-60 Hz wall transformer is OPTIONAL Signal Connector Pluggable screw terminals provide connection of signal (audio) sources. Page 3
INSTALLATION The is very simple to install. The signal inputs and outputs are connected via wire captive terminal strips. Installation of the consists of five steps: 1. Inspect the unit 2. Bench test 3. Mount the unit 4. Connect your equipment 5. Label the Designation Strip Step 1: Inspect the Unit Please examine your carefully for any damage that may have been sustained during shipping. If any is noted, please notify the shipper immediately. Retain the packaging for inspection by the shipper. The package should contain the, 16 volt ac @ 600ma wall power transformer and this manual. Step 2: Bench Test Place each unit on a work space and connect power to the unit by Connecting the 2.1mm power connector into the unit and the wall transformer into a 120 Vac 50-60 Hz power source. Check to see if the power LED is lit. Connect a audio source to stereo input one and a monitoring device to the output. Push in channel ones channel switch. Verify that audio is present. Repeat the process until each channel s operation has been verified. Step 3: Mount the Unit Mount the unit on a rack shelf, such as the Broadcast Tools RM-1, being sure to allow adequate airflow for cooling. Mounting brackets are available if under counter mounting is desire. Page 4
INSTALLATION Continued Step 4: Connect Your Equipment The interfaces to your equipment (sources and loads) through the rear panel connectors. Follow the legends for Audio input and output connections. The SM-6 interfaces to your equipment (sources and loads) through pluggable rear panel screw terminals. Follow the legends for the desired audio input and output connections. Follow the legends for the desired audio input and output connections, which appear on the rear side of the printed circuit board and also on the layout drawing on the last page of this manual. Remove each screw terminal, strip each conductor, insert the conductor into the terminal and screw down the capture screw. The terminals accommodate wire sizes from 16-28 AWG solid or stranded wire.. Rear panel left and right channel input level adjustments may be made. By removing the top cover, output gain for each channel may be adjusted, R-8 for the left channel and R-18 for the right. Jumper JP-1 may be inserted to sum the output to monaural. Step 5: Label the Designation Strip The designation strip is provide to write the source descriptions under each source switch. Apply power via the wall transformer to the unit. Your SM-6 Programmable Stereo Mixer is now fully functional. Page 5
SPECIFICATIONS INPUT LEVELS: Max, + 27dbu, Stereo balanced, bridging. > 20k Ω. OUTPUT LEVELS: Max + 27 dbu, Stereo balanced, @ 100 Ω. GAIN: FREQ RESPONSE: SIGNAL/NOISE RATIO: DISTORTION: CROSSTALK: MIX INPUT: OPERATION CONTROL: INTERFACING: POWER REQUIREMENTS: PHYSICAL DIMENSIONS: MOUNTING: WEIGHT: SHIPPING WEIGHT: 15db. 20 to 20 Khz; +.25 db / 20 to 30 Khz; +.5 db >85 db nominal, unweighted, below +4dbu. Less than 0.01% THD at + 27dbu. Better than -85 db @ 1khz / -65 db @ 10 khz from adjacent off channel. Unbalanced summing inputs @ 10k Ω, 0 dbu. Front Panel - Push-On / Push-Off switches Removable screw terminals 16 to 18 Vac @ 500 ma. 120 Vac 50-60 Hz wall Transformer. 240 Vac 50-60 Hz optional 8.5" X 1.75" X 6.0" (WHD) Optional RM-1 rack shelf (1 RU) Optional FP-1 filler panel 3.0 lb. 4.0 lb. Page 6
LIMITED WARRANTY AND REMEDIES LIMITED WARRANTY The term Buyer as used in this document refers to and includes both (but only) (a) any person or entity who acquires such an item for the purpose of resale to others (i.e., a dealer or distributor of an item), and (b) the first person or entity who acquires such an item for such person s or entity s own use. Broadcast Tools warrants to each Buyer of any item manufactured by Broadcast Tools that the item will be free from defects in materials and workmanship at the time its is shipped by Broadcast Tools if the item is properly installed, used and maintained. EXCLUSIVE REMEDIES If Broadcast Tools is notified of in writing of a failure of any item manufactured by Broadcast Tools to conform to the foregoing Limited Warranty within one (1) year following the date of the Buyer s acquisition of the item, and if the item is returned in to Broadcast Tools in accordance with Broadcast Tools instructions for confirmation by inspection of the defect (which at Broadcast Tools election may include, without limitation, a requirement that the Buyer first obtain a Return Authorization number from Broadcast Tools, that the Buyer furnish proof of purchase in the form of an invoice and/or receipt, and that the Buyer prepay all freight charges associated with any return of the item to Broadcast Tools using such freight service as Broadcast Tools reasonably may specify), Broadcast Tools will repair or replace the defective item, or will refund the purchase price paid by the Buyer for the item. Broadcast Tools shall have the exclusive right to choose between these alternative remedies. NO OTHER WARRANTIES OR REMEDIES TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, BROADCAST TOOLS AND ITS SUPPLIERS DISCLAIM ALL OTHER WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE; AND THE FOREGOING ALTERNATIVE REMEDIES SHALL BE EXCLUSIVE OF ALL OTHER REMEDIES. THIS LIMITED WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS. YOU MAY HAVE OTHER RIGHTS, WHICH VARY FROM STATE/JURISDICTION TO STATE/JURISDICTION. NO LIABILITY FOR CONSEQUENTIAL DAMAGES TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, NEITHER BROADCAST TOOLS NOR ANY OF ITS SUPPLIERS SHALL HAVE ANY LIABILITY FOR ANY SPECIAL, INCIDENTAL, INDIRECT, CONSEQUENTIAL OR PUNITIVE DAMAGES WHATSOEVER (INCLUDING, WITHOUT LIMITATION, ANY DAMAGES FOR LOST PROFITS, BUSINESS INTERRUPTION, LOSS OF DATA OR INFORMATION, COST OF CAPITAL, CLAIMS OF CUSTOMERS, OR ANY OTHER PECUNIARY LOSS) ARISING OUT OF THE USE OF OR THE INABILITY TO USE ANY ITEM SUPPLIED BY BROADCAST TOOLS), EVEN IF BROADCAST TOOLS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES HAVE ANY LIABILITY FOR ANY SPECIAL, INCIDENTAL, CONSEQUENTIAL, EXEMPLARY OR PUNITIVE DAMAGES. THIS LIMITATION OF LIABILITY APPLIES WHETHER A CLAIM IS ONE ALLEGING BREACH OF A CONTRACT OR WARRANTY, NEGLIGENCE OR OTHER TORT, FOR THE VIOLATION OF ANY STATUTORY DUTY, THE FAILURE OF ANY LIMITED OR EXCLUSIVE REMEDY TO ACHIEVE ITS ESSENTIAL PURPOSE, OR ANY OTHER CLAIM OF ANY NATURE. BECAUSE SOME STATES AND JURISDICTIONS DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES, THIS LIMITATION MAY NOT APPLY TO YOU. BROADCAST TOOLS, INC. 131 State Street Sedro-Woolley, WA 98284-1540 USA Voice 360. 854. 9559 Fax 360. 854. 9479 Page 7